64505389

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2389}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 72808960

約数和(自身を除く): 8303571

約数列:

[1, 13, 31, 67, 403, 871, 2077, 2389, 27001, 31057, 74059, 160063, 962767, 2080819, 4961953, 64505389]

約数ペア:

[(1, 64505389), (13, 4961953), (31, 2080819), (67, 962767), (403, 160063), (871, 74059), (2077, 31057), (2389, 27001)]